/** 
 * <p>Original Author:  jessefreeman</p>
 * <p>Class File: DecalSheetCollectionLibrary.as</p>
 * 
 * <p>Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:</p>
 * 
 * <p>The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.</p>
 * 
 * <p>THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.</p>
 * 
 * <p>Licensed under The MIT License</p>
 * <p>Redistributions of files must retain the above copyright notice.</p>
 *
 * <p>Revisions<br/> 
 * 	2.0  Initial version Jan 19, 2009</p>
 *
 */

package camo.core.managers
{
	import camo.core.configs.DecalSheetConfig;
	import camo.core.decal.Decal;
	import camo.core.decal.Sheet;
	import camo.core.decal.DecalSheet;
	
	public class DecalSheetManager
	{

		private var decalSheetCollections:Array = [];
		
		/**
		 * 
		 * @param enforcer
		 * 
		 */		
		public function DecalSheetManager() 
		{
			
		}
		
		/**
		 * 
		 * @param name
		 * @return 
		 * 
		 */		
		public function getSheet(name : String) : Sheet
		{
			return lookUpAndRetrieve(name, "hasSheet", "getSheet") as Sheet;
		}
		
		/**
		 * 
		 * @param id
		 * @return 
		 * 
		 */		
		public function getDecal(id : String) : Decal
		{
			return lookUpAndRetrieve(id, "hasDecal", "getDecal") as Decal;
		}
		
		/**
		 * 
		 * @param id
		 * @param hasMethod
		 * @param getMethod
		 * @return 
		 * 
		 */		
		protected function lookUpAndRetrieve(id:String, hasMethod:String, getMethod:String): *
		{
			for each (var collection:DecalSheet in decalSheetCollections)
			{
				if(collection[hasMethod](id))
					return collection[getMethod](id);
				else
					return null;	
			} 
		}
		
		/**
		 * 
		 * @param id
		 * @return 
		 * 
		 */		
		public function hasDecal(id : String) : Boolean
		{
			return lookUp(id, "hasDecal");
		}
		
		/**
		 * 
		 * @param id
		 * @param hasMethod
		 * @return 
		 * 
		 */		
		protected function lookUp(id:String, hasMethod:String): Boolean
		{
			var exists:Boolean;
			
			for each (var collection:DecalSheet in decalSheetCollections)
			{
				exists = collection[hasMethod](id);	
			}
			
			return exists; 
		}
		
		/**
		 * 
		 * @param id
		 * @param target
		 * @return 
		 * 
		 */		
		public function addDecalSheetCollection(id:String, collection: DecalSheet):void
		{
			decalSheetCollections[id] = collection;
		}
		
		/**
		 * 
		 * @param id
		 * @return 
		 * 
		 */		
		public function removeDecalSheetCollection(id:String):void
		{
			decalSheetCollections[id] = null;
			delete decalSheetCollections[id];
		}
		
		/**
		 * <p>Takes a group of StyleSheetCollection xml blocks and converts them
		 * into DecalSheetCollection Classes.</p>
		 * @param xml
		 * 
		 */		
		public function parseXML(xml:XML):void
		{
			var config:DecalSheetConfig;
			var list:XMLList = xml.*;
			for each(var xml:XML in list)
			{
				config = new DecalSheetConfig(xml);
				addDecalSheetCollection(xml.@id, new DecalSheet(config));
			}
		}
	}
}